Implementation notes: aarch64, pi4b, crypto_aead/pi16cipher096v2

Computer: pi4b
Microarchitecture: aarch64; Cortex-A72 (410fd083)
Architecture: aarch64
CPU ID: 410fd083
SUPERCOP version: 20230530
Operation: crypto_aead
Primitive: pi16cipher096v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
214243	18499 8 0	32123 832 864	`T:goptv`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
214574	17059 8 0	29755 832 848	`T:goptv`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
234952	16519 8 0	29194 824 848	`T:goptv`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
407153	8335 8 0	20011 816 840	`T:goptv`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
420162	5963 8 0	20066 848 856	`T:ref3`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221007	20221005
440920	7403 8 0	21506 848 856	`T:ref2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221007	20221005
682304	7127 8 0	20739 832 864	`T:ref3`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
692749	6831 8 0	19491 832 848	`T:ref3`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
757677	5175 8 0	16755 816 840	`T:ref3`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
879946	5603 8 0	18250 824 848	`T:ref3`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
2419664	7107 8 0	19803 832 848	`T:ref2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
2554926	5463 8 0	17051 816 840	`T:ref2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
2757478	6023 8 0	18666 824 848	`T:ref2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025

Test failure

Implementation: T:optimized_nonSSE
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_aead_encrypt returns more than crypto_aead_ABYTES extra bytes

Number of similar (compiler,implementation) pairs: 10, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:optimized_nonSSE
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

Compiler output

Implementation: T:goptv
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

pi-cipher.c: pi-cipher.c:286:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: n_t += __builtin_shuffle(y, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:286:6: error: cannot convert between scalar type 'int' and vector type 'vchunk_t' (vector of 4 'word_t' values) as implicit conversion would cause truncation
pi-cipher.c: n_t += __builtin_shuffle(y, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:287:6: error: cannot convert between scalar type 'int' and vector type 'vchunk_t' (vector of 4 'word_t' values) as implicit conversion would cause truncation
pi-cipher.c: n_t += __builtin_shuffle(y, n_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:290:6: error: cannot convert between scalar type 'int' and vector type 'vchunk_t' (vector of 4 'word_t' values) as implicit conversion would cause truncation
pi-cipher.c: n_t ^= __builtin_shuffle(n_t, n_x_1) ^ __builtin_shuffle(n_t, n_x_2);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:305:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: m_t += __builtin_shuffle(x, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:305:6: error: cannot convert between scalar type 'int' and vector type 'vchunk_t' (vector of 4 'word_t' values) as implicit conversion would cause truncation
pi-cipher.c: m_t += __builtin_shuffle(x, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:306:6: error: cannot convert between scalar type 'int' and vector type 'vchunk_t' (vector of 4 'word_t' values) as implicit conversion would cause truncation
pi-cipher.c: m_t += __builtin_shuffle(x, m_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:309:6: error: cannot convert between scalar type 'int' and vector type 'vchunk_t' (vector of 4 'word_t' values) as implicit conversion would cause truncation
pi-cipher.c: m_t ^= __builtin_shuffle(m_t, m_x_1) ^ __builtin_shuffle(m_t, m_x_2);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:354:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:goptv

Compiler output

Implementation: T:goptv
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: pi-cipher.c: In function 'pi16_init':
pi-cipher.c: pi-cipher.c:842:5: warning: 'pi' accessing 32 bytes in a region of size 8 [-Wstringop-overflow=]
pi-cipher.c: 842 | pi(ctx->cis);
pi-cipher.c: | ^~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:842:5: note: referencing argument 1 of type 'word_t (*)[4]' {aka 'short unsigned int (*)[4]'}
pi-cipher.c: pi-cipher.c:649:13: note: in a call to function 'pi'
pi-cipher.c: 649 | static void pi(
pi-cipher.c: | ^~

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:goptv

Compiler output

Implementation: T:ref2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: In function 'mu',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:257:5:
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 226 | phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'ast':
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: In function 'ny',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:258:5:
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 237 | phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'ast':
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2

Compiler output

Implementation: T:ref2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

pi-cipher.c: In function 'mu',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:257:5,
pi-cipher.c: inlined from 'e1' at pi-cipher.c:271:9,
pi-cipher.c: inlined from 'pi' at pi-cipher.c:305:9:
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 226 | phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'pi':
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: In function 'ny',
pi-cipher.c: inlined from 'ast' at pi-cipher.c:258:5,
pi-cipher.c: inlined from 'e1' at pi-cipher.c:271:9,
pi-cipher.c: inlined from 'pi' at pi-cipher.c:305:9:
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 237 | phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'pi':
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: In function 'mu',
pi-cipher.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref2